Third Lake, IL Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Third Lake, IL in one place.
Sunny, with a high near 75.
Local Weather Overview
This forecast page for Third Lake, IL is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Jun 12, 2026 8:58 AM CDT.
The active forecast window currently covers Jun 15 to Jun 18, 2026 for Third Lake, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jun 15 to Jun 18, 2026
- Latest sync
- Jun 12, 2026 8:58 AM CDT
- Forecast office
- LOT
- Source
- NOAA / NWS
Daily Outlook
This Week in Third Lake
Wednesday looks like the warmest upcoming period in Third Lake at 78 degrees F.
Monday Night is the coolest period ahead with temperatures near 54 degrees F.
The strongest winds are forecast for Monday at about 5 to 15 mph W.
Precipitation is mentioned in 6 upcoming forecast periods.
Forecast Details
- Last updated
- Jun 12, 2026 8:58 AM CDT
- Coverage
- 4 days
- Time zone
- America/Chicago
- Forecast office
- LOT
- Radar station
- KMKX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Partly cloudy, with a low around 54.
A slight chance of rain showers between 7am and 1pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 76.
A chance of showers and thunderstorms. Partly cloudy, with a low around 55.
Showers and thunderstorms likely. Partly sunny, with a high near 78.
Showers and thunderstorms. Mostly cloudy, with a low around 60.
A chance of showers and thunderstorms before 1pm, then a slight chance of showers and thunderstorms. Partly sunny, with a high near 77.
A slight chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 58.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Monday
Jun 15
|
Sunny
|
75°F |
5 to 15 mph
W
|
|
Monday Night
Jun 15
|
Partly Cloudy
|
54°F |
5 to 10 mph
W
|
|
Tuesday
Jun 16
|
Slight Chance Rain Showers then Chance Showers And Thunderstorms
|
76°F |
5 to 10 mph
WSW
|
|
Tuesday Night
Jun 16
|
Chance Showers And Thunderstorms
|
55°F |
5 to 10 mph
SW
|
|
Wednesday
Jun 17
|
Showers And Thunderstorms Likely
|
78°F |
5 to 15 mph
SSW
|
|
Wednesday Night
Jun 17
|
Showers And Thunderstorms
|
60°F |
15 mph
SW
|
|
Thursday
Jun 18
|
Chance Showers And Thunderstorms
|
77°F |
15 mph
W
|
|
Thursday Night
Jun 18
|
Slight Chance Showers And Thunderstorms
|
58°F |
5 to 10 mph
WNW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Third Lake.